:enumerator:

:singleton_method: 
:instance_method: 
  :each: [Object]
  :feed: [NilClass]
  :next: [Object]
  :next_values: [Array]
  :peek: [Object]
  :peek_values: [Array]
  :rewind: [Enumerator]
  :size: [Integer,INFINITY,NilClass]
  :with_index: [Object, Enumerator]
  :with_object: [Object, Enumerator]